NOAA GHCND · LIVE

Stamford, CT All-Time Weather Extremes

The most extreme temperature, precipitation, and snowfall ever recorded in Stamford, from NOAA daily weather observations.

Station: WESTCHESTER CO AP
All-time weather extremes for Stamford, CT, from NOAA daily observations at WESTCHESTER CO AP
Temperature
Record High102°F (39°C)July 6, 2010
Record Low-9.9°F (-23°C)February 11, 1979
Lowest High5°F (-15°C)January 21, 1985
Highest Low80.9°F (27°C)July 6, 1999
Highest Mean89°F (32°C)July 15, 1995
Lowest Mean-0.5°F (-18°C)January 18, 1982
Precipitation
Max in One Calendar Day6.82" (173.2 mm)April 15, 2007
Max in One Month15.67" (398.0 mm)October 2005
Least in One Month0.07" (1.8 mm)October 2024
Max in One Year74.13" (1882.8 mm)1983
Least in One Year27.10" (688.3 mm)2009
Snowfall
Max in One Calendar Day15.0" (38.1 cm)January 8, 1996
Max in One Month26.0" (66.0 cm)January 1996
Max in One Season80.6" (204.8 cm)1995-96
Max in One Year60.0" (152.4 cm)1996
Earliest Snow1.1" (2.8 cm)October 19, 1972
Earliest Measurable Snow1.1" (2.8 cm)October 19, 1972
Latest Snow1.5" (3.8 cm)April 19, 1983
Latest Measurable Snow1.5" (3.8 cm)April 19, 1983
Period of Record
TemperatureJanuary 1, 1970 – August 1, 2026
PrecipitationJanuary 1, 1970 – August 1, 2026
SnowfallJanuary 1, 1970 – April 30, 2001

Note: Records compiled from NOAA GHCN-Daily observations at WESTCHESTER CO AP (9 mi from Stamford, CT). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.

Shareable Image Version

Stamford, CT all-time weather extremes table — record high 102°F on July 6, 2010, record low -9.9°F on February 11, 1979, with precipitation and snowfall records from NOAA data

Frequently Asked Questions

What is the hottest temperature ever recorded in Stamford, CT?

The all-time record high in Stamford, CT is 102°F (39°C), set on July 6, 2010.

What is the coldest temperature ever recorded in Stamford, CT?

The all-time record low in Stamford, CT is -9.9°F (-23°C), set on February 11, 1979.

What is the most rain Stamford, CT has ever had in one day?

The most precipitation recorded in one calendar day near Stamford, CT is 6.82 inches, on April 15, 2007.

What is the biggest snowfall ever recorded in Stamford, CT?

The most snow recorded in one calendar day near Stamford, CT is 15.0 inches, on January 8, 1996.

Look Up Extremes by ZIP Code

See the all-time weather extremes for any US location

Weather Extremes in Other Connecticut Cities

📬 Free weekly newsletter

This week in weather history.

Five notable weather anniversaries from the week ahead — deadliest tornadoes, record temps, historic storms — every Sunday. No spam, unsubscribe anytime.

4,200+ readers · Sunday delivery